SAP ALV_BUFFER_GENERATE_KEY Function Module for

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ALV_BUFFER_GENERATE_KEY is a standard alv buffer generate key SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used to perform a specific ABAP function and below is the pattern details, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.

See here to view full function module documentation and code listing for alv buffer generate key FM, simply by entering the name ALV_BUFFER_GENERATE_KEY into the relevant SAP transaction such as SE37 or SE38.

Function Group: SKBB
Program Name: SAPLSKBB
Main Program: SAPLSKBB
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function ALV_BUFFER_GENERATE_KEY pattern details

In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.

CALL FUNCTION 'ALV_BUFFER_GENERATE_KEY'"
  EXPORTING
   I_SOURCE_STRING =  "
*  I_NO_CHECK = 'X' "Character Field Length 1
*  I_MODE =  "Character Field Length 1

 IMPORTING
   E_TARGET_STRING =  "

EXCEPTIONS
   CHECK_FAILED = 1    UNKNOWN_CHARACTER = 2    WRONG_RATIO = 3 

.

IMPORTING Parameters details for ALV_BUFFER_GENERATE_KEY

I_SOURCE_STRING -

Data type: ANY
Optional: No
Call by Reference: No ( called with pass by value option)

I_NO_CHECK - Character Field Length 1

Data type: CHAR01
Default: 'X'
Optional: Yes
Call by Reference: Yes

I_MODE - Character Field Length 1

Data type: CHAR01
Optional: Yes
Call by Reference: Yes

EXPORTING Parameters details for ALV_BUFFER_GENERATE_KEY

E_TARGET_STRING -

Data type: ANY
Optional: No
Call by Reference: No ( called with pass by value option)

EXCEPTIONS details

CHECK_FAILED -

Data type:
Optional: No
Call by Reference: Yes

UNKNOWN_CHARACTER -

Data type:
Optional: No
Call by Reference: Yes

WRONG_RATIO -

Data type:
Optional: No
Call by Reference: Yes

Copy and paste ABAP code example for ALV_BUFFER_GENERATE_KEY Function Module

The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.

ABAP code using 7.40 inline data declarations to call FM ALV_BUFFER_GENERATE_KEY

The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.

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